Basic info Taxonomic history Classification Relationships
Morphology Ecology and taphonomy External Literature Search Age range and collections

Marasuchus lilloensis

Reptilia -

Taxonomy
Lagosuchus lilloensis was named by Romer (1972). Its type specimen is PVL 3871, a partial skeleton, and it is a 3D body fossil. Its type locality is Los Chanares locality, which is in a Ladinian terrestrial horizon in the Chañares Formation of Argentina.

It was synonymized subjectively with Lagosuchus talampayensis by Bonaparte (1975), Paul (1988) and Olshevsky (1991); it was recombined as Marasuchus lilloensis by Sereno and Arcucci (1994), Arcucci (1997), Novas (1997), Rauhut (2003), Yates (2003), Thulborn (2006), Ezcurra (2006), Upchurch et al. (2007), Smith and Pol (2007), Martínez and Alcober (2009), Langer et al. (2010), Nesbitt (2011), Kammerer et al. (2012), Han et al. (2012), Mocho et al. (2014), Griffin and Nesbitt (2016) and Madzia et al. (2018).

Synonymy list
YearName and author
1972Lagosuchus lilloensis Romer pp. 5-7 figs. 5-6
1994Marasuchus lilloensis Sereno and Arcucci p. 56
1997Marasuchus lilloensis Arcucci p. 181
1997Marasuchus lilloensis Novas p. 678
2003Marasuchus lilloensis Rauhut p. 12
2003Marasuchus lilloensis Yates p. 322
2006Marasuchus lilloensis Ezcurra p. 657
2006Marasuchus lilloensis Thulborn p. 289
2007Marasuchus lilloensis Smith and Pol p. 665
2007Marasuchus lilloensis Upchurch et al. p. 75
2009Marasuchus lilloensis Martínez and Alcober p. 1
2010Marasuchus lilloensis Langer et al. p. 58
2011Marasuchus lilloensis Nesbitt p. 45
2012Marasuchus lilloensis Han et al. p. 1391 fig. 14
2012Marasuchus lilloensis Kammerer et al. p. 281
2014Marasuchus lilloensis Mocho et al.
2016Marasuchus lilloensis Griffin and Nesbitt p. 10
2018Marasuchus lilloensis Madzia et al. p. 969

Is something missing? Join the Paleobiology Database and enter the data

RankNameAuthor
kingdomAnimalia()
Triploblastica
Nephrozoa
Deuterostomia
phylumChordataHaeckel 1847
subphylumVertebrata
superclassGnathostomata
Osteichthyes()
Sarcopterygii
subclassDipnotetrapodomorpha(Nelson 2006)
subclassTetrapodomorpha()
Tetrapoda()
Reptiliomorpha
Anthracosauria
Batrachosauria()
Cotylosauria()
Amniota
Sauropsida
RankNameAuthor
classReptilia
subclassEureptilia()
Romeriida
Diapsida()
Eosuchia()
Neodiapsida
SauriaGauthier 1984
Archosauromorpha(Huene 1946)
Crocopoda
ArchosauriformesGauthier 1986
Eucrocopoda
Archosauria()
informalAvemetatarsalia
Ornithodira
Dinosauromorpha
Dinosauriformes
genusMarasuchus
specieslilloensis()

If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.

Diagnosis
ReferenceDiagnosis
A. B. Arcucci 1997Small archosaur with anterodorsally projected cervical neural spines, marked fossa ventral to the transverse process in the last cervical vertebra eand the first dorsals, mid-caudal vertebrae twice the length of the anterior caudals, and broad scapular blade.